There are a ton of interview questions for software engineers and data scientists that involve two dimensional arrays. In this video I show you my favorite interview tricks for arrays:

Using index math rather than sequential iteration

I cover everything you need to be successful:

• How to recognize these problems in the wild regardless of the domain or wording
• The most useful algorithms for solving these problems
• Code snippets and tricks to reduce implementation errors and increase speed

For timestamped and linked table of contents, see description on YouTube

Efficient programming shortcut:
☆ https://www.youtube.com/watch?v=-UhBywlBvw8&t=21m16s

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One-dimensional potato array and two-dimensional potato array inspired by BMO and Adventure Time: Distant Lands.